Table 1 Data acquisition protocol. SYM: Symmetrical load; ASYM: asymmetrical load. Pauses were given between the different acquisitions to avoid carry-over effect
From: Postural effects of symmetrical and asymmetrical loads on the spines of schoolchildren
PART I, pre fatigue | PART II, fatigue | PART III, post fatigue |
|---|---|---|
without load, barefoot, 1 second | (not acquired) 7 min walking on a treadmill at self-selected speed bearing 8 kg load SYM | 8 kg SYM, wearing shoes, 1 second |
without load, barefoot, 20 seconds | without load, wearing shoes, 1 second | |
8 kg SYM, barefoot, 1 second | without load, barefoot,1 second | |
without load, wearing shoes, 1 second | without load, barefoot, 20 seconds | |
8 kg ASYM, wearing shoes, 1 second | ||
12 kg SYM, wearing shoes, 1 second | ||
8 kg SYM, wearing shoes, 1 second |